Script di pulizia disco (tramite Clean Manager integrato di Windows), che può essere utilizzato su Windows 7, 8 (quindi 8.1) e 10. Dai un'occhiata all'articolo sul blog: https://wp.me/pdQ5q-8XV

DiskCleanup.ps1

#http://gregramsey.net
#more info here:
#http://support.microsoft.com/kb/253597

#ensure we're running on windows 7/8/10
$Sistema = (Get-WmiObject -class Win32_OperatingSystem).Caption
if ($Sistema -like '*7*' -or $Sistema -like '*8*' -or $Sistema -like '*10*') {

    #Capture current free disk space on Drive C
    $FreespaceBefore = (Get-WmiObject win32_logicaldisk -filter "DeviceID='C:'" | Select Freespace).FreeSpace/1GB

    #Set StateFlags0012 setting for each item in Windows Disk Cleanup Utility
    if  (-not (Get-ItemProperty -path 'HKLM:\Software\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Active Setup Temp Folders' -name StateFlags0012 -ErrorAction SilentlyContinue)) {
        Set-ItemProperty -path 'HKLM:\Software\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Active Setup Temp Folders' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\BranchCache' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Downloaded Program Files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Internet Cache Files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Memory Dump Files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Old ChkDsk Files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Previous Installations' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Recycle Bin' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Service Pack Cleanup' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Setup Log Files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\System error memory dump files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\System error minidump files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Temporary Files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Temporary Setup Files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Thumbnail Cache' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Update Cleanup' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Upgrade Discarded Files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\User file versions' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Windows Defender' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Windows Error Reporting Archive Files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Windows Error Reporting Queue Files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Windows Error Reporting System Archive Files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Windows Error Reporting System Queue Files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Windows ESD installation files' -name StateFlags0012 -type DWORD -Value 2
        Set-ItemProperty -path 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\VolumeCaches\Windows Upgrade Log Files' -name StateFlags0012 -type DWORD -Value 2
    }

    cleanmgr /sagerun:12

    do {
        "waiting for cleanmgr to complete ..."
        start-sleep 5
    } while ((Get-WmiObject win32_process | where-object {$_.processname -eq 'cleanmgr.exe'} | measure).count)

    $FreespaceAfter = (Get-WmiObject win32_logicaldisk -filter "DeviceID='C:'" | select Freespace).FreeSpace/1GB

    "Free Space Before: {0}" -f $FreespaceBefore
    "Free Space After: {0}" -f $FreespaceAfter

}